SOLUTION: Rewrite the following expression with positive exponents. (40xy)^-4/9

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Question 199289: Rewrite the following expression with positive exponents. (40xy)^-4/9
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
(40xy)^-4/9
1/[9th. root(40xy)^4]